Crystalline molecular sieve EMM-7, its synthesis and use

Abstract

The crystalline molecular sieve material EMM-7 has, in its as-synthesized form, an X-ray diffraction pattern including d-spacing maxima substantially as set forth in Table 1: TABLE 1 Interplanar d-Spacing (Å) Relative Intensity, I/Io × 100 8.40 ± 0.2 w-m 6.80 ± 0.2 w-s 4.46 ± 0.1 m-s 3.73 ± 0.1 m-s 3.68 ± 0.1 m-s 3.40 ± 0.1 s-vs wherein "vs" means very strong (greater than 60 to 100), "s" means strong (greater than 40 to 60), "m" means medium (greater than 20 to 40) and "w" means weak (0 to 20).

What is claimed is: 
     
       1. A single crystalline phase molecular sieve material having, in its as-synthesized, uncalcined form, an X-ray diffraction pattern including d-spacing maxima substantially as set forth in Table 1, wherein the d- spacing maxima set forth in Table 1 represent the principal d-spacing maxima such that the molecular sieve material contains no additional strong or very strong maxima not set forth in Table 1: 
       
         
           
                 
                 
                 
               
                   TABLE 1 
                 
                     
                 
                     
                   Interplanar d-Spacing (Å) 
                   Relative Intensity, I/I o  × 100 
                 
                     
                 
                     
                   8.40 ± 0.2 
                   w-m 
                 
                     
                   6.80 ± 0.2 
                   w-s 
                 
                     
                   4.46 ± 0.1 
                   m-s 
                 
                     
                   3.73 ± 0.1 
                   m-s 
                 
                     
                   3.68 ± 0.1 
                   m-s 
                 
                     
                   3.40 ± 0.1 
                   s-vs 
                 
                     
                 
             
                
                
                
                
               
               
                
                
                
                
                
                
                
               
            
           
         
         wherein “vs” means very strong (greater than 60 to 100), “s” means strong (greater than 40 to 60), “m” means medium (greater than 20 to 40) and “w” means weak (0 to 20). 
       
     
     
       2. The crystalline molecular sieve material of  claim 1  having, in its as-synthesized, anhydrous form, a composition in terms of mole ratio of oxides in the range:
   0.8-1.5K 2 O:Al 2 O 3 :10-50 SiO 2 . 
 
     
     
       3. The crystalline molecular sieve material of  claim 1  having, in its as-synthesized, anhydrous form, a composition in terms of mole ratio of oxides in the range:
   0.95-1.3K 2 O: Al 2 O 3 : 12-25 SiO 2 . 
 
     
     
       4. The single crystalline phase molecular sieve material of  claim 1 , wherein “w” or weak indicates a non-zero relative intensity up to 20. 
     
     
       5. A single crystalline phase molecular sieve material having, in its as-synthesized, uncalcined form, an X-ray diffraction pattern including d-spacing maxima substantially as set forth in Table 2: 
       
         
           
                 
                 
                 
               
                   TABLE 2 
                 
                     
                 
                     
                   Interplanar d-Spacing (Å) 
                   Relative Intensity, I/I o  × 100 
                 
                     
                 
                     
                   8.40 ± 0.2 
                   w-m 
                 
                     
                   6.80 ± 0.2 
                   w-s 
                 
                     
                    6.02 ± 0.15 
                   w-m 
                 
                     
                    5.52 ± 0.15 
                   w-m 
                 
                     
                   4.46 ± 0.1 
                   m-s 
                 
                     
                   4.44 ± 0.1 
                   m-s 
                 
                     
                   3.73 ± 0.1 
                   m-s 
                 
                     
                   3.68 ± 0.1 
                   m-s 
                 
                     
                   3.40 ± 0.1 
                   s-vs 
                 
                     
                   3.05 ± 0.1 
                   w-m 
                 
                     
                 
             
                
                
                
                
               
               
                
                
                
                
                
                
                
                
                
                
                
               
            
           
         
         wherein “vs” means very strong (greater than 60 to 100), “s” means strong (greater than 40 to 60), “m” means medium (greater than 20 to 40) and “w” means weak indicating a non-zero relative intensity up to 20. 
       
     
     
       6. The crystalline molecular sieve material of  claim 5  having, in its as-synthesized, anhydrous form, a composition in terms of mole ratio of oxides in the range:
   0.8-1.5K 2 O:Al 2 O 3 :10-50 SiO 2 . 
 
     
     
       7. The crystalline molecular sieve material of  claim 5  having, in its as-synthesized, anhydrous form, a composition in terms of mole ratio of oxides in the range:
   0.95-1.3K 2 O:Al 2 O 3 :12-25 SiO 2 . 
 
     
     
       8. The single crystalline phase molecular sieve material of  claim 5 , wherein the d-spacing maxima set forth in Table 2 represent the principal d-spacing maxima, such that the molecular sieve material contains no additional strong or very strong maxima not set forth in Table 2.